def test_parsable(self):
"""Test that the parsed caps match the given ones."""
caps = ('video/x-raw, format=I420, width=320, height=240, '
'framerate=30/1, pixel-aspect-ratio=1/1, '
'interlace-mode=progressive')
p = gs.pipeline('videotestsrc ! {} ! fakesink name=sink'.format(caps))
p.set_state(gs.Gst.State.PLAYING)
real_caps_obj = gs.get_sink_caps(p.get_by_name('sink'))
real_caps = gs.make_command_line_parsable(real_caps_obj)
p.set_state(gs.Gst.State.NULL)
self.assertEqual(caps, real_caps)
gs.RaspiCam(**conf.params) +
gs.Tee('t',
gs.Valve('valve') + gs.H264Video() +
gs.H264Stream(), gs.SHMSink()))
pipeline.set_state(Gst.State.PLAYING)
# Start debugging the gstreamer pipeline
debuggingThread = gs.MessagePrinter(pipeline)
debuggingThread.start()
# TODO: Find a better method to wait for playback to start
logger.debug(pipeline.get_state(
Gst.CLOCK_TIME_NONE)) # Wait for pipeline to play
caps = gs.get_sink_caps(pipeline.get_by_name(gs.SINK_NAME))
cap_string = gs.make_command_line_parsable(caps)
cap = cv2.VideoCapture(gs.SHMSrc(cap_string))
# Now that the capture filters have been (hopefully) successfully
# captured, GStreamer doesn't need to be debugged anymore and the thread
# can be stopped.
debuggingThread.stop()
# Set up server
sock, clis = networking.server.create_socket_and_client_list(
port=conf.controlport)
handler = networking.create_gst_handler(pipeline, gs.SRC_NAME, 'valve',
gs.UDP_NAME)
gs.Webcam(device='/dev/video1') +
gs.Tee('t', gs.SHMSink(socket_path='/tmp/foo1'),
gs.H264Video() + gs.TSFile(gs.ts_filename(), False)))
leftpipeline.set_state(Gst.State.PLAYING)
rightpipeline.set_state(Gst.State.PLAYING)
leftdebuggingThread = gs.MessagePrinter(leftpipeline)
rightdebuggingThread = gs.MessagePrinter(rightpipeline)
leftdebuggingThread.start()
rightdebuggingThread.start()
# TODO: Find a better method to wait for playback to start
logger.debug(leftpipeline.get_state(Gst.CLOCK_TIME_NONE))
logger.debug(rightpipeline.get_state(Gst.CLOCK_TIME_NONE))
leftcaps = gs.get_sink_caps(leftpipeline.get_by_name(gs.SINK_NAME))
rightcaps = gs.get_sink_caps(rightpipeline.get_by_name(gs.SINK_NAME))
cleft = cv2.VideoCapture(gs.SHMSrc(
gs.make_command_line_parsable(leftcaps)))
cright = cv2.VideoCapture(
gs.SHMSrc(gs.make_command_line_parsable(rightcaps)))
leftdebuggingThread.stop()
rightdebuggingThread.stop()
# Set up server
sock, clis = networking.server.create_socket_and_client_list(
port=conf.controlport)
handler = networking.create_gst_handler(None, None, None, None)